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Multi-source-data-based automatic modeling method and system of three-dimension model of geological structural surface

A technology of 3D model and geological structure, applied in the field of geological information processing and engineering geology, to achieve the effect of improving accuracy and efficiency

Active Publication Date: 2015-12-30
POWERCHINA BEIJING ENG
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Problems solved by technology

[0005] The purpose of the present invention is to provide a kind of automatic modeling method of three-dimensional model of geological structural surface based on multi-source data, to solve the data authenticity judgment of geological structural surface data source and the automatic modeling of three-dimensional model of geological structural surface, improve geological structural surface The accuracy and efficiency of 3D modeling, thereby solving the aforementioned problems in the prior art

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[0053] In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings. It should be understood that the specific embodiments described here are only used to explain the present invention, and are not intended to limit the present invention.

[0054] The invention discloses an automatic modeling method and system for a three-dimensional model of a geological structure surface based on multi-source data, such as figure 1 As shown, the method includes the following steps:

[0055] 1. Data source input A is used to define the data input rules and query the data conforming to the rules from the engineering geological database;

[0056] 2. Data format conversion B, which is used to convert multiple input data sources into a unified format and build a basic data set;

[0057] 3. Determine the modeling data C, which is used to judge the auth...

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Abstract

The invention discloses a multi-source-data-based automatic modeling method and system of a three-dimension model of a geological structural surface. The method comprises: S1, carrying out data source inputting; to be specific, defining a data input rule and searching data meeting the rule from an engineering geological database; S2, carrying out data format conversion; to be specific, converting various inputted data sources into ones in a uniform format and constructing a basic data set; S3, determining modeling data; to be specific, determining data authenticity of the data sources, extracting data meeting the requirement, and constructing a modeling data set; S4, determining elements of attitude; to be specific, fitting and correcting structural surface modeling elements of attitude based on the modeling data set; and S5, carrying out structural surface modeling; to be specific, establishing a structural surface three-dimension model according to the modeling data set and the elements of attitude of the structural surface and adding a corresponding geological attribute to the three-dimension model. With the method and system, the data authenticity determination of the data sources of the geologic structural surface and the automatic modeling process of the three-dimension model of the three-dimension model of the geologic structural surface are realized; and the accuracy and efficiency of the three-dimension modeling of the geologic structural surface are improved.

Description

technical field [0001] The invention belongs to the field of engineering geology, relates to the technical field of geological information processing, and in particular to an automatic modeling method and system for a three-dimensional model of a geological structure surface based on multi-source data. Mainly used in hydropower geology, water conservancy geology, petroleum geology, marine geology, coal geology, geological survey and other fields. Background technique [0002] With the continuous development of computer graphics technology and the continuous deepening of theoretical research on 3D spatial data processing, information technology conditions have been provided for the establishment of 3D models of geological structural surfaces. By establishing a 3D model of the geological structural surface, not only can the morphological characteristics of the geological structure and the spatial relationship of the structural elements be visually and intuitively expressed, bu...

Claims

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Application Information

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IPC IPC(8): G06T17/05
Inventor 张国宝宫海灵李进敏徐春才朱夏甫赵军甫陈新球陈丹李锦飞刘增杰肖海波刘永峰胡亮
Owner POWERCHINA BEIJING ENG
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